InChI=1/C17H20N2O2/c1-19-9-11(17(20)21-2)6-13-12-4-3-5-14-16(12)10(8-18-14)7-15(13)19/h3-5,8,11,13,15,18H,6-7,9H2,1-2H ergoline-8-carboxylic acid, 6-methyl-, methyl ester methyl 6-methylergoline-8-carboxylate