C312322331333132212111133133313331323133313331333133313331333112112113231   >>    C31232233133313221211113313331333132313331333133313331333133311211211323   <<    C312322331333132212111133133313331323133313331333133313331333112112113233   >>      C312322331333132212111133133313331323133313331333133313331333112112113232   >>