C132233133112121111331333133313331311331313331333133313112113313331323212121   >>    C13223313311212111133133313331333131133131333133313331311211331333132321212   <<    C132233133112121111331333133313331311331313331333133313112113313331323212123   >>      C132233133112121111331333133313331311331313331333133313112113313331323212122   >>