C313212111113331323312111133133313331333131212111133133313221132112323231   >>    C31321211111333132331211113313331333133313121211113313331322113211232323   <<    C313212111113331323312111133133313331333131212111133133313221132112323233   >>      C313212111113331323312111133133313331333131212111133133313221132112323232   >>