C313212111113331323312111133133313331333133313331333133313331322131311211   >>    C31321211111333132331211113313331333133313331333133313331333132213131121   <<    C313212111113331323312111133133313331333133313331333133313331322131311213   >>      C313212111113331323312111133133313331333133313331333133313331322131311212   >>