C313212111113331323312111133133313331333131212111133133313331322221333132313221   >>    C31321211111333132331211113313331333133313121211113313331333132222133313231322   <<    C313212111113331323312111133133313331333131212111133133313331322221333132313223   >>      C313212111113331323312111133133313331333131212111133133313331322221333132313222   >>