C13223313311212111133133313331323133313233313121111121111331333131332212111   >>    C1322331331121211113313331333132313331323331312111112111133133313133221211   <<    C13223313311212111133133313331323133313233313121111121111331333131332212113   >>      C13223313311212111133133313331323133313233313121111121111331333131332212112   >>