InChI=1/C33H35N5O4/c1-3-19-37-31-29(32(40)38(20-4-2)33(37)41)34-30(35-31)26-15-17-27(18-16-26)42-23-28(39)36(21-24-11-7-5-8-12-24)22-25-13-9-6-10-14-25/h5-18H,3-4,19-23H2,1-2H3,(H,34,35)/f/h34H 47A619B831F9AC2C