C3132121111133313233121111331333133313331333133313331333133313221333131211321   >>    C313212111113331323312111133133313331333133313331333133313331322133313121132   <<    C3132121111133313233121111331333133313331333133313331333133313221333131211323   >>      C3132121111133313233121111331333133313331333133313331333133313221333131211322   >>