C313212111113331323312111133133313331333131212111133132233132313331333131221   >>    C31321211111333132331211113313331333133313121211113313223313231333133313122   <<    C313212111113331323312111133133313331333131212111133132233132313331333131223   >>      C313212111113331323312111133133313331333131212111133132233132313331333131222   >>