C111112111133131121133133313331333132313113313331322112113323221231   >>    C11111211113313112113313331333133313231311331333132211211332322123   <<    C111112111133131121133133313331333132313113313331322112113323221233   >>      C111112111133131121133133313331333132313113313331322112113323221232   >>