[C](=O)(O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[C@H](O)1ooooda [C](=O)(O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[C@@H](O)1ooooda [C](=O)(O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[CH](O)1ooooda 2 variants possible; use an icon →ooooda 2 variants possible; use an icon →?oo??a 2 variants possible; use an icon →ooooda 2 variants possible; use an icon →ooooda 3 variants possible; use an icon →?oo??a 4 variants possible; use an icon →?oo??a 4 variants possible; use an icon →?oo??a [C](=O)(O)[C@H](O1)[C@H](O)[C@@H](O)[C@H](O)[C@H](O)1ooooda