C111112111133131121133133313331311331333131122112111133132312331322233231   >>    C11111211113313112113313331333131133133313112211211113313231233132223323   <<    C111112111133131121133133313331311331333131122112111133132312331322233233   >>      C111112111133131121133133313331311331333131122112111133132312331322233232   >>