C3132121111133313233121111331333133313331333133313331333133313311232322131121   >>    C313212111113331323312111133133313331333133313331333133313331331123232213112   <<    C3132121111133313233121111331333133313331333133313331333133313311232322131123   >>      C3132121111133313233121111331333133313331333133313331333133313311232322131122   >>