4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid
4-[(2-methoxycarbonyl-5-thiophen-2-ylthiophen-3-yl)amino]-4-oxobut-2-enoic acid