C312322331333132212111133133313331323133313331333133313331333133313132331231   >>    C31232233133313221211113313331333132313331333133313331333133313331313233123   <<    C312322331333132212111133133313331323133313331333133313331333133313132331233   >>      C312322331333132212111133133313331323133313331333133313331333133313132331232   >>