Hello kid,
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As you mentioned you are OBC category and the cut-offs for OBC will be lesser when compared so you will get a seat need not worry about it but you should even check with the state cutoffs and college  cut-offs for clear cut information. As you didn't mentioned any state so it will be difficult to predict colleges But here is a link of college predictor which will help you to find colleges which offers admission,
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https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer