ethyl [(3R)-5-methoxy-8-({[4-(trifluoromethyl)phenyl]amino}sulfonyl)-3,4-dihydro-2H-chromen-3-yl] carbamate
ethyl ((3R)-8-{[(4-chlorophenyl)amino]sulfonyl}-5-methoxy-3,4-dihydro-2H-chrotnen-3-yl)carbamate
(3R)-3-amino-N-(5-chloro-2-methoxyphenyl)-5-methoxychrornane-8-sulfonamide
N-((3R)-8-{[(4-chlorophenyl)amino]sulfonyl}-5-methoxy-3,4-dihydro-2H-chromen-3-yl)-2,2,2-trifluoroacetamide
N-((3R)-8-{[(5-chloro-2-methoxyphenyl)amino]sulfonyl}-5-methoxy-3,4-dihydro-2H-chromen-3-yl)-2,2,2-trifluoroacetamide