C132233133112121111331333133313331333132322331333133313332132323321   >>    C13223313311212111133133313331333133313232233133313331333213232332   <<    C132233133112121111331333133313331333132322331333133313332132323323   >>      C132233133112121111331333133313331333132322331333133313332132323322   >>