C13223313311212111133133313331333132333133313331323133312111111332122321   >>    C1322331331121211113313331333133313233313331333132313331211111133212232   <<    C13223313311212111133133313331333132333133313331323133312111111332122323   >>      C13223313311212111133133313331333132333133313331323133312111111332122322   >>