C11111333133313232233133313331333133313331311211331333133313331333132311232331   >>    C1111133313331323223313331333133313331333131121133133313331333133313231123233   <<    C11111333133313232233133313331333133313331311211331333133313331333132311232333   >>      C11111333133313232233133313331333133313331311211331333133313331333132311232332   >>