Jaipur Lucknow - 566kms - possible
JP INDB - 577kms - possible
AII Agra/Kanpur - can be combined with JP LKO and have as AII LKO via CNB (if possible)
JP ADI - I'd rather have it till GNC if that works out
JP...
more... BKN/SGNR/JU/Jaisalmer - not that sure if worth it
JP Delhi - already a train running as AII DEC which might extend to CDG as per articles....
Feel free to correct my above points and let me know so that I get the right info cause I'm not that sure in terms of geography in the North region....