C132233133112121111331333133313231333133313231322331323223332321   >>    C13223313311212111133133313331323133313331323132233132322333232   <<    C132233133112121111331333133313231333133313231322331323223332323   >>      C132233133112121111331333133313231333133313231322331323223332322   >>