empirical formula of 1,2-di-o-sinapoyl-beta-D-glucose vs o-sinapoylglucarate

1, 2-di-o-sinapoyl-beta-D-glucose o-sinapoylglucarate | empirical formula

C | 28_({H/gcd(H, H), 8})C | 17_({H/gcd(H, H), 5})