With a preparatory SC rank of 1612 in JEE Advanced, you have a chance to secure admission into IITs offering preparatory courses. These courses are designed for candidates who fall just short of the general cutoff but show potential. Your admission will depend on seat availability and the IIT's specific preparatory course criteria. Keep an eye on the Joint Seat Allocation Authority (JoSAA) counseling and participate actively to explore available options.

For more details you can visit the link given below

https://engineering.careers360.com/jee-advanced-college-predictor