C313212111113331323312111133133313331333133313331333133313331322331323233111   >>    C31321211111333132331211113313331333133313331333133313331333132233132323311   <<    C313212111113331323312111133133313331333133313331333133313331322331323233113   >>      C313212111113331323312111133133313331333133313331333133313331322331323233112   >>