C11111333133313232233133313331333133313231312323132321123233231   >>    C1111133313331323223313331333133313331323131232313232112323323   <<    C11111333133313232233133313331333133313231312323132321123233233   >>      C11111333133313232233133313331333133313231312323132321123233232   >>