C13223313311212111133133313331323133313233313121111331333133313133321   >>    C1322331331121211113313331333132313331323331312111133133313331313332   <<    C13223313311212111133133313331323133313233313121111331333133313133323   >>      C13223313311212111133133313331323133313233313121111331333133313133322   >>