C132233133112121111331333133313331333132313231332133313123122321   >>    C13223313311212111133133313331333133313231323133213331312312232   <<    C132233133112121111331333133313331333132313231332133313123122323   >>      C132233133112121111331333133313331333132313231332133313123122322   >>