C11122123231323131323131323132322331323331333132313331323132223331   >>    C1112212323132313132313132313232233132333133313231333132313222333   <<    C11122123231323131323131323132322331323331333132313331323132223333   >>      C11122123231323131323131323132322331323331333132313331323132223332   >>