C1111121111331311211331333133313231333132211312111133131133133313331221121   >>    C111112111133131121133133313331323133313221131211113313113313331333122112   <<    C1111121111331311211331333133313231333132211312111133131133133313331221123   >>      C1111121111331311211331333133313231333132211312111133131133133313331221122   >>