26. Relief against parties and persons claiming under them by subsequent title

Except as otherwise provided by this Chapter, specific performance of a contract may be enforced against —

either party thereto;

any other person claiming under him by a title arising subsequently to the contract, except a transferee for value who has paid his money in good faith and without notice of the original contract;

any person claiming under a title which, though prior to the contract and known to the plaintiff, might have been displaced by the defendant;

when a public company has entered into a contract and subsequently becomes amalgamated with another public company, the new company which arises out of the amalgamation;

when the promoters of a public company have, before its incorporation, entered into a contract, the company: provided that the company has ratified and adopted the contract and the contract is warranted by the terms of the incorporation.