C312322331333132212111133133313331333133322131211113313223331211211   >>    C31232233133313221211113313331333133313332213121111331322333121121   <<    C312322331333132212111133133313331333133322131211113313223331211213   >>      C312322331333132212111133133313331333133322131211113313223331211212   >>