code: func (conn *Conn) Notice(t, msg string) {
  	for _, s := range splitMessage(msg, conn.cfg.SplitLen) {
  		conn.Raw(NOTICE + " " + t + " :" + s)
  	}
  }
docs: // Notice sends a NOTICE to the target nick or channel t.
  // If msg is longer than Config.SplitLen characters, multiple NOTICEs
  // will be sent to the target containing sequential parts of msg.
  //     NOTICE t :msg