C1231321123223331211111131211113313331333132313332323232213213332231   >>    C123132112322333121111113121111331333133313231333232323221321333223   <<    C1231321123223331211111131211113313331333132313332323232213213332233   >>      C1231321123223331211111131211113313331333132313332323232213213332232   >>