C312322331333132212111133133313331323133313221211111133133321122211   >>    C31232233133313221211113313331333132313331322121111113313332112221   <<    C312322331333132212111133133313331323133313221211111133133321122213   >>      C312322331333132212111133133313331323133313221211111133133321122212   >>