InChI=1/C20H25N3O/c1-15-8-7-11-19(16(15)2)24-14-20-22-17-9-3-4-10-18(17)23(20)13-6-5-12-21/h3-4,7-11H,5-6,12-14,21H2,1-2H3/p+1/fC20H26N3O/h21H/q+1 21ACD5B3E46BAA9C