C313212111113331323312111133133313331333133313331333133313231333131133131112231   >>    C31321211111333132331211113313331333133313331333133313331323133313113313111223   <<    C313212111113331323312111133133313331333133313331333133313231333131133131112233   >>      C313212111113331323312111133133313331333133313331333133313231333131133131112232   >>