8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
Azaguanine-8
Azaguanine-8
Azaguanine-8
Azaguanine-8
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮雜鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤
8-氮鳥(niǎo)嘌呤