C312322331333132212111133133313331333133312121111331333221132231   >>    C31232233133313221211113313331333133313331212111133133322113223   <<    C312322331333132212111133133313331333133312121111331333221132233   >>      C312322331333132212111133133313331333133312121111331333221132232   >>