Refers to a compound of formula I, where a is - (CH2) n - X n is 0 - 1 X is heterocycle unicycle, 2,3 - dihidrobenzo [b] [1,4] dioxin, aryl substituted in position. Preferred compounds are: 8 - hydroxy - N - (3 - 1.1 - dioxidotetrahidrotien - il) quinoline carboxamide - 7 - 8 - hydroxy - (N - (1 - methyl - 2 - 1H imidazole - yl) methyl) - 7 - quinoline carboxamide among others.These compounds are also useful as Antifungal Agents with activity against Candida speciesREFERIDA A UN COMPUESTO DE FORMULA I, DONDE A ES -(CH2)n-X n ES 0-1 X ES HETEROCICLO MONOCICLO, 2,3-DIHIDROBENZO[b][1,4]DIOXINA, ARILO SUSTITUIDO EN POSICION para. SON COMPUESTOS PREFERIDOS: 8-HIDROXI-N-(1,1-DIOXIDOTETRAHIDROTIEN-3-IL)QUINOLINA-7-CARBOXAMIDA 8-HIDROXI-N-((1-METIL-1H-IMIDAZOL-2-IL)METIL)QUINOLINA-7-CARBOXAMIDA ENTRE OTROS. DICHOS COMPUESTOS SON UTILES COMO AGENTES ANTIMICOTICOS TENIENDO ADEMAS ACTIVIDAD CONTRA ESPECIES DE CANDIDA