For the system of <image 1>, find the values of K1 and K2 to yield a peak time of 1 second and a settling time of 2 seconds for the closed-loop system's step response. 
['K2=0.6,K1=0.277', 'K2=0.06,K1=0.377', 'K2=0.06,K1=0.277', 'K2=0.01,K1=0.177']