34 UNITY AND DIVERSITY IN BIOCHEMISTRY 



Table VII (continued) 



CH, CHa 



\ / 



C CH, CH, 



/ \ \ / 



CH, C CH CH, CH, CHa CH, C 



I I I I I I I \ 



HOCH C CHC = CHCH = CHC = CHCH=CHCH = CCH=CHCH = C CHz=CHCH CH 



\ /l\ / Hi 



CH,| O H3CC CH, 



CHa Rubichrome \ / 



CH. 



CH, CHa CH, CPL 



\ / \ / 



C CH, CH, CH, CHa C 



/ \ I I I I / \ 



CHj C CH=:CH- C = CHCHrrCH C = CHCH = CHCH = C CH=CHCH=CCH=CHC CH, 



I li II I 



CH: C CH, HaCC CHOH 



\ / Cryptoxaiitlun \ / 



CH~ CH, 



CH, CH, CH, CH. 



\ / \ / 



C CH, CH, CH. CH, CH 



/ \ I I I I \ 



CH, CCH=CH C = CHCH=:CH C = CHCH=CHCH=CCHrrCHCH = C CH=CHCH CH 



I II II II 



CH, C CH, H,CC CH 



V / Myxoxanthin \ y 



CH, CO 



CHa CHs CHs CHs 



\ / \ / 



C CH, CH, CHa CH, C 



/ \ I I I I / \ 



CH, CCH=CHC = CHCH = CH C = CHCH=CHCH=CCH = CHCH = CCH=CHC CH. 



I II II I 



CH, C CH, HaCC CO 



\ / Aphanlne (V) \ y 



CH. CH, 



CH, CH, CH, CH, 



\ / \ / 



C CH, CH, CH, CH, C 



/ \ I I I I / \ 



CH, CCH = CH C = CHCH = CHC = CHCH=CHCH=:CCH=CHCH:rCCH=CHCH CH, 



I II II I 



HOCH C CH, H,CC CHOH 



\ / Zeaxanthin \ / 



CH, CH, 



CH, CH, CHa CH, 



\ / \ / 



C CH, CH, CH» CHa C 



/ \ I I I I / \ 



CH. CCH = CH C = CHCH=:CH Cr:CHCH=CHCH = CCH = CHCH=C- CH = CHCH CH, 



I II II 



HOCH C CH, H3CC CHOH 



\ / Xanthophyll \ / 



CH. CH 



