C11111333133313232233133313331333133313331113121111331323132332322123231   >>    C1111133313331323223313331333133313331333111312111133132313233232212323   <<    C11111333133313232233133313331333133313331113121111331323132332322123233   >>      C11111333133313232233133313331333133313331113121111331323132332322123232   >>