C321332233313331311331322121111331333133313233231233212213231323221   >>    C32133223331333131133132212111133133313331323323123321221323132322   <<    C321332233313331311331322121111331333133313233231233212213231323223   >>      C321332233313331311331322121111331333133313233231233212213231323222   >>