C31321211113313121133133313331333131133133313331323223313113323221   >>    C3132121111331312113313331333133313113313331333132322331311332322   <<    C31321211113313121133133313331333131133133313331323223313113323223   >>      C31321211113313121133133313331333131133133313331323223313113323222   >>