[C](=O)(O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[C@H](O)1121220ooooda [C](=O)(O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[C@@H](O)1221220ooooda [C](=O)(O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[CH](O)1x21220ooooda 2 variants possible; use an icon →343440ooooda 2 variants possible; use an icon →121220?oo??a 2 variants possible; use an icon →443440ooooda 2 variants possible; use an icon →x43440ooooda 3 variants possible; use an icon →x21220?oo??a 4 variants possible; use an icon →x43440?oo??a 4 variants possible; use an icon →343440?oo??a [C](=O)(O)[C@H](O1)[C@H](O)[C@@H](O)[C@H](O)[C@H](O)1112110ooooda