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4-(4,4-DIMETHYL-PIPERIDIN-1-YL)-BENZOIC ACID ETHYL ESTER 3-PIPERIDIN-4-YL-BENZOIC ACID METHYL ESTER HCL 3-(1-(TERT-BUTOXYCARBONYL)PIPERIDIN-4-YL)BENZOIC ACID 4-(4,4-DIMETHYL-PIPERIDIN-1-YL)-BENZOIC ACID 3-(4-Methylpiperazin-1-yl)benzoic acid 3-(1-(TERT-BUTOXYCARBONYL)PIPERIDIN-3-YL)BENZOIC ACID 3-AMINO-4-PIPERIDIN-1-YL-BENZOIC ACID 3-NITRO-4-PIPERIDIN-1-YLBENZOIC ACID 4-(1-(TERT-BUTOXYCARBONYL)PIPERIDIN-2-YL)BENZOIC ACID 4-PIPERIDIN-4-YL-BENZOIC ACID