ethyl 2-[(4-methyl-5-pyridin-3-yl-1,2,4-triazol-3-yl)sulfanyl]acetate ethyl 2-[[4-methyl-5-(3-pyridyl)-1,2,4-triazol-3-yl]sulfanyl]acetate 2-[[4-methyl-5-(3-pyridyl)-1,2,4-triazol-3-yl]thio]acetic acid ethyl ester ethyl 2-[(4-methyl-5-pyridin-3-yl-1,2,4-triazol-3-yl)sulfanyl]ethanoate SMR000282005 ZINC00422560 ASN 02069977 MLS000712238