C13223313311212111133133313331323133313331323131133133313233112323211211   >>    C1322331331121211113313331333132313331333132313113313331323311232321121   <<    C13223313311212111133133313331323133313331323131133133313233112323211213   >>      C13223313311212111133133313331323133313331323131133133313233112323211212   >>