C313212111113331323312111133133313331333133313331333133313331333131211331121311   >>    C31321211111333132331211113313331333133313331333133313331333133313121133112131   <<    C313212111113331323312111133133313331333133313331333133313331333131211331121313   >>      C313212111113331323312111133133313331333133313331333133313331333131211331121312   >>