C13223313311212111133133313331333133313233121333132313331323131133112113211   >>    C1322331331121211113313331333133313331323312133313231333132313113311211321   <<    C13223313311212111133133313331333133313233121333132313331323131133112113213   >>      C13223313311212111133133313331333133313233121333132313331323131133112113212   >>