C22221232322331313231323132323132323132313231323221333131322321   >>    C2222123232233131323132313232313232313231323132322133313132232   <<    C22221232322331313231323132323132323132313231323221333131322323   >>      C22221232322331313231323132323132323132313231323221333131322322   >>