C1111133313331323223313331333133313113313231333132212111111213332331   >>    C111113331333132322331333133313331311331323133313221211111121333233   <<    C1111133313331323223313331333133313113313231333132212111111213332333   >>      C1111133313331323223313331333133313113313231333132212111111213332332   >>