C132233133112121111331333133313331323132313223313231333132331122321   >>    C13223313311212111133133313331333132313231322331323133313233112232   <<    C132233133112121111331333133313331323132313223313231333132331122323   >>      C132233133112121111331333133313331323132313223313231333132331122322   >>