C313212111113331323312111133133313331333131212111113331323223311212111   >>    C31321211111333132331211113313331333133313121211111333132322331121211   <<    C313212111113331323312111133133313331333131212111113331323223311212113   >>      C313212111113331323312111133133313331333131212111113331323223311212112   >>