Refers to a compound of formula I, where a is substituted or unsubstituted phenyl substituents by 1 - 3 cyano, Nitro Halogen, alkyl, cycloalkyl - C1 - C6 C3, C6, among others g is NH, (C (R5) 2) P p is 1 or 2 and, c1-c2 R1, C1, C2 haloalquilo, halogen n is 0 - 2 - alkyl R2 is C1 to C8, haloalquil Alquenilo or C1 - C4, C2 - C6 admantan - 1 - 2 - adamantan - ILO, ILO, among others R5 h, c1-c2,Haloalquilo C1 - C2. Preferred compounds are: 2 - methyl - 3 - [5 - (trifluoromethyl) - 1H pyrazole - triazin-1-yl] - 1 - (4 - (4 - [(1 - naftilsulfanil) methyl] - 1.3 - thiazol-2-yl) piperidin-1-yl) ethanone 2 - [5 - Methyl 3 - (trifluoromethyl) - 1H pyrazole - triazin-1-yl] - 1 - (4 - (4 - [(1 - naftilsulfonil) methyl] - 1.3 - thiazol-2-yl) piperidin-1-yl) ethanone, among others. These compounds are useful in the control of Harmful phytopathogenic fungiREFERIDA A UN COMPUESTO DE FORMULA I, DONDE A ES FENILO SUSTITUIDO O NO POR 1-3 SUSTITUYENTES DE CIANO, NITRO, HALOGENO, ALQUILO C1-C6, CICLOALQUILO C3-C6, ENTRE OTROS G ES NH, (C(R5)2)p p ES 1-2 Y ES S, O R1, ALQUILO C1-C2, HALOALQUILO C1-C2, HALOGENO n ES 0-2 R2 ES ALQUILO C1-C8, HALOALQUILO C1-C4, ALQUENILO C2-C6 ADMANTAN-1-ILO, ADAMANTAN-2-ILO, ENTRE OTROS R5 H, ALQUILO C1-C2, HALOALQUILO C1-C2. SON COMPUESTOS PREFERIDOS: 2-[5-METIL-3-(TRIFLUOROMETIL)-1H- PIRAZOL-1-IL]-1-(4-{4-[(1-NAFTILSULFANIL)METIL]-1,3-TIAZOL-2-IL}PIPERIDIN-1-IL)ETANONA 2-[5-METIL-3-(TRIFLUOROMETIL)-1H-PIRAZOL-1-IL]-1-(4-{4-[(1-NAFTILSULFONIL)METIL]-1,3-TIAZOL-2-IL}PIPERIDIN-1-IL)ETANONA ENTRE OTROS. DICHOS COMPUESTOS SON UTILES EN EL CONTROL DE HONGOS FITOPATOGENOS DANINOS