C132233133112121111331333133313331333132331213331311221123231311211   >>    C13223313311212111133133313331333133313233121333131122112323131121   <<    C132233133112121111331333133313331333132331213331311221123231311213   >>      C132233133112121111331333133313331333132331213331311221123231311212   >>