C312322331333132212111133133313331323133313221211331333132313311232313331211   >>    C31232233133313221211113313331333132313331322121133133313231331123231333121   <<    C312322331333132212111133133313331323133313221211331333132313311232313331213   >>      C312322331333132212111133133313331323133313221211331333132313311232313331212   >>