C312322331333132212111133133313331323133313221211111211111312323112111   >>    C31232233133313221211113313331333132313331322121111121111131232311211   <<    C312322331333132212111133133313331323133313221211111211111312323112113   >>      C312322331333132212111133133313331323133313221211111211111312323112112   >>