1-[4-(2-Benzyloxy-3,4-dimethoxy-phenyl)-5,6-dimethyl-3-vinyl-pyridin-2-yl]-ethanone

2-[4-(2-Benzyloxy-3,4-dimethoxy-phenyl)-5,6-dimethyl-3-vinyl-pyridin-2-yl]-quinolin-6-ol

2-[4-(2-Benzyloxy-3,4-dimethoxy-phenyl)-5,6-dimethyl-3-vinyl-pyridin-2-yl]-6-methoxy-5-nitro-quinoline

4-(2-Benzyloxy-3,4-dimethoxy-phenyl)-2-(6-methoxy-5-nitro-quinolin-2-yl)-5,6-dimethyl-nicotinic acid