“…Nineteen proposed compounds were identified and are shown in Figure 2 . All the compounds have not been previously identified in I. obliquus [ 28 , 29 , 30 , 31 , 32 ]. There were ten alkaloid compounds: 3,3-dimethyl-9-(propylamino)-3,4-dihydro-1(2 H )-acridinone ( 1 ), 2-butyl-3-(3-methylphenyl)-4(3 H )-quinazolinone ( 2 ), 1-(4-methyl-1-piperazinyl)-2-{[3-(2-methyl-1-piperidinyl)propyl]amino}ethanone ( 3 ), 1-{[2-(diethylamino)ethyl]amino}-3-(4-methyl-1-piperazinyl)-2-propanol ( 4 ), N -{(1 S ,2 S )-1-benzyl-3-[1-(cyclohexylmethyl)hydrazino]-2-hydroxypropyl}- N 2-[(2-methoxyethoxy)carbonyl]-L-valinamide ( 5 ), 1,1-dimethyl-3,3-bis(2,2,6,6-tetramethyl-1-prop-2-en-1-ylpiperidin-4-yl)urea ( 6 ), 1-(3,6-dihydropyridin-1(2 H )-yl)-3-[3-(dimethylamino)propyl]urea ( 7 ), (2 R ,4 S ,5 S ,7 S )-5-amino- N -butyl-7-{4-[4-(dimethylamino)-butoxy]-3-(3-methoxypropoxy)benzyl}-4-hydroxy-2,8-dimethylnonanamide ( 8 ), 2,2-bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl]-hexane-dioate ( 9 ) and 3-(4-cyclohexylbutyl)-6,11-dimethyl-1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocine ( 10 ).…”