C3123223313331322121111331333133313331311211323132313331323131121211   >>    C312322331333132212111133133313331333131121132313231333132313112121   <<    C3123223313331322121111331333133313331311211323132313331323131121213   >>      C3123223313331322121111331333133313331311211323132313331323131121212   >>