C13223313311212111133133313331323133313331323131133133313231333133313222313111   >>    C1322331331121211113313331333132313331333132313113313331323133313331322231311   <<    C13223313311212111133133313331323133313331323131133133313231333133313222313113   >>      C13223313311212111133133313331323133313331323131133133313231333133313222313112   >>