excel 如何提取括号内数字

人生：请教下高手，=IF(AND(B12=10.1,(FIND("Ø",C12)=2)),(ABS(SUBSTITUTE(C12,"Ø",""))))与=IF(AND(B12=10.1,(FIND("R",C12)=2)),ABS(SUBSTITUTE(C12,"R","")))两个公式如何合并在一起？将三种取值方法合并到一个公式里。