C1111121111331311211331333133313331333133313231333133313331333132231133233111   >>    C111112111133131121133133313331333133313331323133313331333133313223113323311   <<    C1111121111331311211331333133313331333133313231333133313331333132231133233113   >>      C1111121111331311211331333133313331333133313231333133313331333132231133233112   >>