C312322331333132212111133133313331312111133132313331322131131211211   >>    C31232233133313221211113313331333131211113313231333132213113121121   <<    C312322331333132212111133133313331312111133132313331322131131211213   >>      C312322331333132212111133133313331312111133132313331322131131211212   >>