C13223313311212111133133313331333132333133313331323133312111113113313221   >>    C1322331331121211113313331333133313233313331333132313331211111311331322   <<    C13223313311212111133133313331333132333133313331323133312111113113313223   >>      C13223313311212111133133313331333132333133313331323133312111113113313222   >>