C1111233133313231133133313331333133311221123121111331322331323133231   >>    C111123313331323113313331333133313331122112312111133132233132313323   <<    C1111233133313231133133313331333133311221123121111331322331323133233   >>      C1111233133313231133133313331333133311221123121111331322331323133232   >>